Senior Project Manager

ottawa, on, Canada • Posted June 01, 2026

Job Type: Full-time
Location: ottawa, on
Posted: June 01, 2026
Category: Other-General
Application Deadline: July 11, 2026

Role Description

About the Company


Marathon Underground Constructors Corporation has been in the construction industry across Canada for over four decades. Marathon offers a comprehensive range of underground capabilities including trenchless construction (tunneling), support of excavation systems, deep foundations, vertical drilling (geotechnical, environmental, and exploration), grouting, and a broad variety of heavy civil works, including services to the mining industry. Marathon is headquartered in Ottawa Ontario with offices across Canada (Sudbury, Toronto, Edmonton, Calgary, Montreal, and Quebec City).


About the Role


We are seeking an experienced and driven Project Manager to join our team. In this critical leadership role, you will oversee the planning, execution, and successful delivery of complex underground construction projects. You will manage multimillion-dollar initiatives from ...

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